package android.hardware.htfyun;
import android.hardware.htfyun.IHallStateChangedListener;

/*
 * Declare any non-default types here with import statements
 */

interface IHallStateService {
    void registerHallStateChangedListener(in IHallStateChangedListener listener);
    void unregisterHallStateChangedListener(in IHallStateChangedListener listener);
    boolean isHallOn();
}
